JBL Tune is a multi-function Bluetooth Speaker that's compact, light-weight, simple and stylish. JBL Tune is pocket-friendly and exceeds the needs of the on-the-go music lover. Completely portable and wireless, it provides exceptional sound. The JBL Tune Bluetooth speaker allows full stereo streaming with your favorite devices. You can also enjoy music across FM channels. It doubles as a conference phone system with built-in microphone functionality.